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Westlake IceMaster Spike Z 50

Touring Winter

The Westlake IceMaster Spike Z 50 is a Touring Winter tire designed to be fitted to Passenger Cars.

The quick answer

Owners say No owner reviews yet. Review this tire
Tests say 9th average finish across 1 independent tests Latest: P9 of 9 · Studded Winter Tires · 2021 See every test
Strengths & weaknesses Wet, Dry Ice, Snow Relative to its rivals across every test we hold

Built from every independent test result and vetted owner review we hold for this tire - the evidence is all further down the page. Data updated January 2025.

  • 1professional tests
Westlake IceMaster Spike Z 50 1 photos

Tire Reviews Score

Westlake IceMaster Spike Z 50

6.7/10

Better than 42% of studded winter tires

  • Limited Confidence
  • 1 test
Scores of the 37 studded winter tires we have tested

How this score is built

Better than Weight
Independent tests1 test · 1 publication · 2021 42% 100%
Owner reviewsNo owner reviews yet – 0%
Combined 42% 6.7

A fixed curve turns the combined figure into the 0 to 10 score, so roughly the top 10% of a group score 9 or more.

Category by category

How it compares with other studded winter tires in each area, and how much each area counts. 50 is the middle of the group.

Category Better than Weight Tests
SnowBraking, traction and handling on snow 22% 33% 1
IceBraking, traction and handling on ice 39% 33% 1
WetBraking, handling and aquaplaning in the wet 81% 20% 1
DryBraking and handling on dry roads 78% 10% 1
ComfortNoise and ride comfort 77% 5% 1

Faded bars rest on one or two tests.

By discipline

The same results grouped by what the tire was doing. They are not counted a second time.

HandlingEvery handling test, on any surface 59% 1
BrakingEvery braking test, on any surface 44% 1
TractionEvery traction test, on any surface 31% 1

Confidence

  1. Limited
  2. Medium
  3. High

Its own test results decide 81% of the test figure. The other 19% is the average for its group, and it shrinks as more tests arrive.

High needs at least 3 tests, with its own results deciding 90% or more. Medium needs 2 tests and 70%. Anything less is Limited: expect the number to move as tests arrive.

The tests behind it

  1. 2021 2021 Studless and Studded Winter Tire Test Teknikens Varld · 205/55 R16 · Studded Winter Tires P9 / 9
All Tests
View Test Results
1 Tests
0 Test Wins
9th Average
9th Best
9th Worst
The latest test

2021 Studless and Studded Winter Tire Test P9 of 9Studded Winter Tires

Strong: Dry Braking, Wet Handling, Subj. Noise Weak: Snow Braking, Snow Handling, Ice Braking, Ice Traction, Ice Handling Winner: Nokian Hakkapeliitta 10

YearTestResultAward
20212021 Studless and Studded Winter Tire TestTeknikens Varld · 205/55 R16P9 / 9Studded Winter Tires
Frequently Asked Questions
How good is the Westlake IceMaster Spike Z 50 in the wet?
Across the 1 wet-braking test it has featured in, the Westlake IceMaster Spike Z 50 stops 2.5% shorter than premium rivals, 2.4% shorter than mid-range rivals and 17.6% longer than budget rivals. It has a Tire Reviews wet score of 81/100.
How good is the Westlake IceMaster Spike Z 50 in the dry?
Across the 1 dry-braking test it has featured in, the Westlake IceMaster Spike Z 50 stops 1.8% shorter than premium rivals, 2.5% shorter than mid-range rivals and 5.4% longer than budget rivals. It has a Tire Reviews dry score of 78/100.
How good is the Westlake IceMaster Spike Z 50 in the snow?
Across the 1 snow-braking test it has featured in, the Westlake IceMaster Spike Z 50 stops 2.1% longer than premium rivals, 1.6% longer than mid-range rivals and 3.7% shorter than budget rivals. Across the 1 snow-traction test, it is 1.9% worse than premium rivals, 0.4% worse than mid-range rivals and 6.3% better than budget rivals. It has a Tire Reviews snow score of 22/100.
How good is the Westlake IceMaster Spike Z 50 on ice?
Across the 1 ice-braking test it has featured in, the Westlake IceMaster Spike Z 50 stops 1.4% longer than premium rivals, 2.1% shorter than mid-range rivals and 24.3% shorter than budget rivals. Across the 1 ice-traction test, it is 2% better than premium rivals, 6.9% better than mid-range rivals and 34.3% better than budget rivals. It has a Tire Reviews ice score of 39/100.
Owner Questions
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Westlake IceMaster Spike Z 50 Owner Reviews

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